Agent Name

Manganese chloride tetrahydrate

CAS Number

13446-34-9

Formula

Cl2-Mn.4H2-O

Major Category

Metals

Synonyms

Manganese Chloride; Manganese chloride in plastic container; Manganese chloride, tetrahydrate; Manganese dichloride tetrahydrate; Manganese(2+) chloride tetrahydrate; Manganese(II) chloride tetrahydrate; Manganous chloride tetrahydrate; Manganese(II) chloride, tetrahydrate; [ChemIDplus]

Category

Manganese Compounds, Inorganic

Description

Reddish solid; Slightly deliquescent; [Merck Index] Light red crystalline solid; [Aldrich MSDS]

Sources/Uses

Used in dyeing, disinfecting, and purifying natural gas; Also used to make linseed oil (dryer) and batteries; [Merck Index] Used as nutrient supplement; [ExPub: FDA]

Comments

Causes changes in liver, surface EEG, and recordings from peripheral motor nerves in intraperitoneal toxic-dose studies of rats; Causes degenerative changes of brain and effects on dopamine in striatum and spermatogenesis in repeated oral studies of rats; [RTECS] May cause irritation; Harmful by ingestion and skin absorption; Targets CNS and lungs; [Aldrich MSDS] See "Manganese" and linked occupational diseases.

Exposure Assessment
TLV (ACGIH)

0.02 mg/m3, as Mn (respirable fraction), 0.1 mg/m3, as Mn (inhalable fraction)

PEL (OSHA)

Ceiling(OSHA) = 5 mg/m3, as Mn

MAK

0.2 mg/m3, as Mn (inhalable fraction), 0.02 mg/m3, as Mn (respirable fraction)

Adverse Effects
Neurotoxin

Parkinson's Syndrome

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: